/** * Copyright (c) 2018 - 2020, Nordic Semiconductor ASA * * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form, except as embedded into a Nordic * Semiconductor ASA integrated circuit in a product or a software update for * such product, must reproduce the above copyright notice, this list of * conditions and the following disclaimer in the documentation and/or other * materials provided with the distribution. * * 3. Neither the name of Nordic Semiconductor ASA nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * 4. This software, with or without modification, must only be used with a * Nordic Semiconductor ASA integrated circuit. * * 5. Any software provided in binary form under this license must not be reverse * engineered, decompiled, modified and/or disassembled. * * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #include "sdk_common.h" #if NRF_MODULE_ENABLED(NRF_CRYPTO) && NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS) #include "mbedtls_backend_hash.h" #include "nrf_crypto_init.h" #include "nrf_crypto_types.h" #include "nrf_crypto_error.h" #include "nrf_crypto_hash_shared.h" #include "sdk_macros.h" #include "nrf_log.h" #include "nrf_assert.h" /*lint -save -e????*/ #if !defined(MBEDTLS_CONFIG_FILE) #include "mbedtls/config.h" #else #include MBEDTLS_CONFIG_FILE #endif #include "mbedtls/md.h" #include "mbedtls/sha256.h" #include "mbedtls/sha512.h" /*lint -restore*/ #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA256) static ret_code_t mbedtls_backend_hash_sha256_init(void * const p_context) { // No parameter testing on this level. // This has been done on upper level. mbedtls_sha256_context * p_backend_context = &(((nrf_crypto_backend_hash_sha256_context_t *)p_context)->context); mbedtls_sha256_init(p_backend_context); mbedtls_sha256_starts(p_backend_context, 0); return NRF_SUCCESS; } static uint32_t mbedtls_backend_hash_sha256_update(void * const p_context, uint8_t const * p_data, size_t size) { // Limited parameter testing on this level. // This has been done on upper level. mbedtls_sha256_context * p_backend_context = &(((nrf_crypto_backend_hash_sha256_context_t *)p_context)->context); mbedtls_sha256_update(p_backend_context, p_data, size); return NRF_SUCCESS; } static uint32_t mbedtls_backend_hash_sha256_finalize(void * const p_context, uint8_t * p_digest, size_t * const p_digest_size) { // Limited parameter testing on this level. // This has been done on upper level. mbedtls_sha256_context * p_backend_context = &(((nrf_crypto_backend_hash_sha256_context_t *)p_context)->context); mbedtls_sha256_finish(p_backend_context, p_digest); *p_digest_size = NRF_CRYPTO_HASH_SIZE_SHA256; return NRF_SUCCESS; } const nrf_crypto_hash_info_t g_nrf_crypto_hash_sha256_info = { .init_fn = mbedtls_backend_hash_sha256_init, .update_fn = mbedtls_backend_hash_sha256_update, .finalize_fn = mbedtls_backend_hash_sha256_finalize, .digest_size = NRF_CRYPTO_HASH_SIZE_SHA256, .context_size = sizeof(nrf_crypto_backend_hash_sha256_context_t), .hash_mode = NRF_CRYPTO_HASH_MODE_SHA256 }; #endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA256) #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA512) static ret_code_t mbedtls_backend_hash_sha512_init(void * p_context) { // No parameter testing on this level. // This has been done on upper level. mbedtls_sha512_context * p_backend_context = &(((nrf_crypto_backend_hash_sha512_context_t *)p_context)->context); mbedtls_sha512_init(p_backend_context); mbedtls_sha512_starts(p_backend_context, 0); return NRF_SUCCESS; } static ret_code_t mbedtls_backend_hash_sha512_update(void * const p_context, uint8_t const * p_data, size_t size) { // Limited parameter testing on this level. // This has been done on upper level. mbedtls_sha512_context * p_backend_context = &(((nrf_crypto_backend_hash_sha512_context_t *)p_context)->context); mbedtls_sha512_update(p_backend_context, p_data, size); return NRF_SUCCESS; } static ret_code_t mbedtls_backend_hash_sha512_finalize(void * const p_context, uint8_t * p_digest, size_t * const p_digest_size) { // Limited parameter testing on this level. // This has been done on upper level. mbedtls_sha512_context * p_backend_context = &(((nrf_crypto_backend_hash_sha512_context_t *)p_context)->context); mbedtls_sha512_finish(p_backend_context, p_digest); *p_digest_size = NRF_CRYPTO_HASH_SIZE_SHA512; return NRF_SUCCESS; } const nrf_crypto_hash_info_t g_nrf_crypto_hash_sha512_info = { .init_fn = mbedtls_backend_hash_sha512_init, .update_fn = mbedtls_backend_hash_sha512_update, .finalize_fn = mbedtls_backend_hash_sha512_finalize, .digest_size = NRF_CRYPTO_HASH_SIZE_SHA512, .context_size = sizeof(nrf_crypto_backend_hash_sha512_context_t), .hash_mode = NRF_CRYPTO_HASH_MODE_SHA512 }; #endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA512) #endif // NRF_MODULE_ENABLED(NRF_CRYPTO) && NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS)